ETSI-ITS-CDD.md

>>>
NOTE: The empty load vehicle is defined in ISO 1176 [[8]](#references), clause 4.6.
>>>

```asn1
YawRateValue ::= INTEGER {
    negativeOutOfRange (-32766), 
    positiveOutOfRange (32766), 
    unavailable        (32767)
} (-32766..32767)
```

### <a name="Acceleration3dWithConfidence"></a>Acceleration3dWithConfidence
This DF represents an acceleration vector with associated confidence value.

 It shall include the following components:

* _polarAcceleration_ of type [**AccelerationPolarWithZ**](#AccelerationPolarWithZ) <br>
  the representation of the acceleration vector in a polar or cylindrical coordinate system. 

* _cartesianAcceleration_ of type [**AccelerationCartesian**](#AccelerationCartesian) <br>
  the representation of the acceleration vector in a cartesian coordinate system.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Kinematic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
Acceleration3dWithConfidence::= CHOICE {
    polarAcceleration                    AccelerationPolarWithZ,
    cartesianAcceleration                AccelerationCartesian 
}
```

### <a name="AccelerationPolarWithZ"></a>AccelerationPolarWithZ
This DF represents an acceleration vector in a polar or cylindrical coordinate system.
 It shall include the following components:

* _accelerationMagnitude_ of type [**AccelerationMagnitude**](#AccelerationMagnitude) <br>
  magnitude of the acceleration vector projected onto the reference plane, with the associated confidence value.

* _accelerationDirection_ of type [**CartesianAngle**](#CartesianAngle) <br>
  polar angle of the acceleration vector projected onto the reference plane, with the associated confidence value.

* _zAcceleration_ of type [**AccelerationComponent**](#AccelerationComponent)  OPTIONAL<br>
  the optional z component of the acceleration vector along the reference axis of the cylindrical coordinate system, with the associated confidence value.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Kinematic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
AccelerationPolarWithZ::= SEQUENCE{
    accelerationMagnitude                             AccelerationMagnitude,
    accelerationDirection                             CartesianAngle,
    zAcceleration                                     AccelerationComponent OPTIONAL
}
```

### <a name="AccelerationCartesian"></a>AccelerationCartesian
This DF represents a acceleration vector in a cartesian coordinate system.
 It shall include the following components:

* _xAcceleration_ of type [**AccelerationComponent**](#AccelerationComponent) <br>
  the x component of the acceleration vector with the associated confidence value.

* _yAcceleration_ of type [**AccelerationComponent**](#AccelerationComponent) <br>
  the y component of the acceleration vector with the associated confidence value.

* _zAcceleration_ of type [**AccelerationComponent**](#AccelerationComponent)  OPTIONAL<br>
  the optional z component of the acceleration vector with the associated confidence value.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Kinematic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
AccelerationCartesian::= SEQUENCE{
    xAcceleration      AccelerationComponent,
    yAcceleration      AccelerationComponent,
    zAcceleration      AccelerationComponent OPTIONAL
}
```

### <a name="AccelerationComponent"></a>AccelerationComponent
This DF represents an acceleration component along with a confidence value.

 It shall include the following components:

* _value_ of type [**AccelerationValue**](#AccelerationValue) <br>
  the value of the acceleration component which can be estimated as the mean of the current distribution.

* _confidence_ of type [**AccelerationConfidence**](#AccelerationConfidence) <br>
  the confidence value associated to the provided value.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Kinematic Information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
AccelerationComponent ::= SEQUENCE {
    value         AccelerationValue,
    confidence    AccelerationConfidence
}
```

### <a name="AccelerationChangeIndication"></a>AccelerationChangeIndication
This DF represents information associated to changes in acceleration. 

 It shall include the following components:

* _accelOrDecel_ of type [**AccelerationChange**](#AccelerationChange) <br>
  the indication of an acceleration change.

* _actionDeltaTime_ of type [**DeltaTimeTenthOfSecond**](#DeltaTimeTenthOfSecond) <br>
  the period over which the acceleration change action is performed.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Kinematic Information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
AccelerationChangeIndication ::= SEQUENCE {
    accelOrDecel       AccelerationChange,
    actionDeltaTime    DeltaTimeTenthOfSecond,
    ...
}
```

### <a name="AccelerationMagnitude"></a>AccelerationMagnitude
This DF represents the magnitude of the acceleration vector and associated confidence value.

 It shall include the following components:

* _accelerationMagnitudeValue_ of type [**AccelerationMagnitudeValue**](#AccelerationMagnitudeValue) <br>
  the magnitude of the acceleration vector.

* _accelerationConfidence_ of type [**AccelerationConfidence**](#AccelerationConfidence) <br>
  the confidence value of the magnitude value.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Kinematic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
AccelerationMagnitude::= SEQUENCE {
    accelerationMagnitudeValue   AccelerationMagnitudeValue,
    accelerationConfidence       AccelerationConfidence
}
```

### <a name="ActionId"></a>ActionId
This DF represents an identifier used to describe a protocol action taken by an ITS-S.
 
 It shall include the following components:

* _originatingStationId_ of type [**StationId**](#StationId) <br>
  Id of the ITS-S that takes the action. 

* _sequenceNumber_ of type [**SequenceNumber**](#SequenceNumber) <br>
  a sequence number. 


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Communication information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1 based on [**ActionID**](#ActionID)._
```asn1
ActionId ::= SEQUENCE {
    originatingStationId    StationId,
    sequenceNumber          SequenceNumber
}
```

### <a name="ActionID"></a>ActionID
This DF represents an identifier used to describe a protocol action taken by an ITS-S.
 
 It shall include the following components:

* _originatingStationId_ of type [**StationID**](#StationID) <br>
  Id of the ITS-S that takes the action. 

* _sequenceNumber_ of type [**SequenceNumber**](#SequenceNumber) <br>
  a sequence number. 


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Communication information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _V1.3.1_

>>>
NOTE:&emsp;this DF is kept for backwards compatibility reasons only. It is recommended to use the [**ActionId**](#ActionId) instead.
>>>

```asn1
ActionID ::= SEQUENCE {
    originatingStationId    StationID,
    sequenceNumber          SequenceNumber
}
```

### <a name="ActionIdList"></a>ActionIdList
This DF shall contain a list of [**ActionId**](#ActionId).

&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Communication Information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1 based on ReferenceDenms from DENM Release 1_
```asn1
ActionIdList::= SEQUENCE (SIZE(1..8, ...)) OF ActionId
```

### <a name="Altitude"></a>Altitude
This DF provides the altitude and confidence level of an altitude information in a WGS84 coordinate system.
 The specific WGS84 coordinate system is specified by the corresponding standards applying this DE.

 It shall include the following components:

* _altitudeValue_ of type [**AltitudeValue**](#AltitudeValue) <br>
  altitude of a geographical point.

* _altitudeConfidence_ of type [**AltitudeConfidence**](#AltitudeConfidence) <br>
  confidence level of the altitudeValue.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** GeoReference information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Description revised in V2.1.1_

>>>
NOTE:&emsp;this DF is kept for backwards compatibility reasons only. It is recommended to use the [**AltitudeWithConfidence**](#AltitudeWithConfidence) instead.
>>>

```asn1
Altitude ::= SEQUENCE {
    altitudeValue         AltitudeValue,
    altitudeConfidence    AltitudeConfidence
}
```

### <a name="BasicContainer"></a>BasicContainer
This DE represents a general container for usage in various types of messages.

 It shall include the following components:

* _stationType_ of type [**TrafficParticipantType**](#TrafficParticipantType) <br>
  the type of technical context in which the ITS-S that has generated the message is integrated in.

* _referencePosition_ of type [**ReferencePositionWithConfidence**](#ReferencePositionWithConfidence) <br>
  the reference position of the station that has generated the message that contains the basic container.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Basic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
BasicContainer ::= SEQUENCE {
	stationType          TrafficParticipantType,
	referencePosition    ReferencePositionWithConfidence,
	...
}
```

### <a name="BasicLaneConfiguration"></a>BasicLaneConfiguration
This DF provides information about the configuration of a road section in terms of lanes using a list of [**LanePositionAndType**](#LanePositionAndType) .

&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Road topology information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.2.1_
```asn1
BasicLaneConfiguration::= SEQUENCE(SIZE(1..16,...)) OF BasicLaneInformation
```

### <a name="BasicLaneInformation"></a>BasicLaneInformation
This DF provides basic information about a single lane of a road segment.
 It includes the following components:

* _laneNumber_ of type [**LanePosition**](#LanePosition) <br>
  the number associated to the lane that provides a transversal identification. 

* _direction_ of type [**Direction**](#Direction) <br>
  the direction of traffic flow allowed on the lane. 

* _laneWidth_ of type [**LaneWidth**](#LaneWidth)  OPTIONAL<br>
  the optional width of the lane.

* _connectingLane_ of type [**LanePosition**](#LanePosition)  OPTIONAL<br>
  the number of the connecting lane in the next road section, i.e. the number of the lane which the vehicle will use when travelling from one section to the next,
   if it does not actively change lanes. If this component is absent, the lane name number remains the same in the next section.

* _connectingRoadSection_ of type [**RoadSectionId**](#RoadSectionId)  OPTIONAL<br>
  the identifier of the next road section in direction of traffic, that is connecting to the current road section. 
   If this component is absent, the connecting road section is the one following the instance where this DF is placed in the [**RoadConfigurationSectionList**](#RoadConfigurationSectionList).


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Road topology information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.2.1_
```asn1
BasicLaneInformation::= SEQUENCE{
  laneNumber	         LanePosition,
  direction		         Direction,
  laneWidth		         LaneWidth OPTIONAL,
  connectingLane         LanePosition OPTIONAL,
  connectingRoadSection  RoadSectionId OPTIONAL,
  ...
}
((WITH COMPONENTS {..., connectingLane PRESENT}) |
 (WITH COMPONENTS {..., connectingLane ABSENT, connectingRoadSection ABSENT}))
```

### <a name="CartesianAngle"></a>CartesianAngle
This DF represents a general Data Frame to describe an angle component along with a confidence value in a cartesian coordinate system.

 It shall include the following components:

* _value_ of type [**CartesianAngleValue**](#CartesianAngleValue) <br>
  The angle value which can be estimated as the mean of the current distribution.

* _confidence_ of type [**AngleConfidence**](#AngleConfidence) <br>
  The confidence value associated to the provided value.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Basic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
CartesianAngle ::= SEQUENCE {
    value         CartesianAngleValue,
    confidence    AngleConfidence
}
```

### <a name="CartesianAngularVelocityComponent"></a>CartesianAngularVelocityComponent
This DF represents an angular velocity component along with a confidence value in a cartesian coordinate system.

 It shall include the following components:

* _value_ of type [**CartesianAngularVelocityComponentValue**](#CartesianAngularVelocityComponentValue) <br>
  The angular velocity component.

* _confidence_ of type [**AngularSpeedConfidence**](#AngularSpeedConfidence) <br>
  The confidence value associated to the provided value.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Kinematic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
CartesianAngularVelocityComponent ::= SEQUENCE {
    value         CartesianAngularVelocityComponentValue,
    confidence    AngularSpeedConfidence
}
```

### <a name="CartesianAngularAccelerationComponent"></a>CartesianAngularAccelerationComponent
This DF represents a general Data Frame to describe an angular acceleration component along with a confidence value in a cartesian coordinate system.

 It shall include the following components:

* _value_ of type [**CartesianAngularAccelerationComponentValue**](#CartesianAngularAccelerationComponentValue) <br>
  The angular acceleration component value.

* _confidence_ of type [**AngularAccelerationConfidence**](#AngularAccelerationConfidence) <br>
  The confidence value associated to the provided value.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Kinematic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
CartesianAngularAccelerationComponent ::= SEQUENCE {
    value         CartesianAngularAccelerationComponentValue,
    confidence    AngularAccelerationConfidence
}
```

### <a name="CartesianCoordinateWithConfidence"></a>CartesianCoordinateWithConfidence
This DF represents a coordinate along with a confidence value in a cartesian reference system.

 It shall include the following components:

* _value_ of type [**CartesianCoordinateLarge**](#CartesianCoordinateLarge) <br>
  the coordinate value, which can be estimated as the mean of the current distribution.

* _confidence_ of type [**CoordinateConfidence**](#CoordinateConfidence) <br>
  the coordinate confidence value associated to the provided value.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** GeoReference information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
CartesianCoordinateWithConfidence ::= SEQUENCE {
    value         CartesianCoordinateLarge,
    confidence    CoordinateConfidence
}
```

### <a name="CartesianPosition3d"></a>CartesianPosition3d
This DF represents a  position in a two- or three-dimensional cartesian coordinate system.

 It shall include the following components:

* _xCoordinate_ of type [**CartesianCoordinate**](#CartesianCoordinate) <br>
  the X coordinate value.

* _yCoordinate_ of type [**CartesianCoordinate**](#CartesianCoordinate) <br>
  the Y coordinate value.

* _zCoordinate_ of type [**CartesianCoordinate**](#CartesianCoordinate)  OPTIONAL<br>
  the optional Z coordinate value.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** GeoReference information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
CartesianPosition3d::=SEQUENCE{
    xCoordinate    CartesianCoordinate,
    yCoordinate    CartesianCoordinate,
    zCoordinate    CartesianCoordinate OPTIONAL
}
```

### <a name="CartesianPosition3dWithConfidence"></a>CartesianPosition3dWithConfidence
This DF represents a  position in a two- or three-dimensional cartesian coordinate system with an associated confidence level for each coordinate.

 It shall include the following components:

* _xCoordinate_ of type [**CartesianCoordinateWithConfidence**](#CartesianCoordinateWithConfidence) <br>
  the X coordinate value with the associated confidence level.

* _yCoordinate_ of type [**CartesianCoordinateWithConfidence**](#CartesianCoordinateWithConfidence) <br>
  the Y coordinate value with the associated confidence level.

* _zCoordinate_ of type [**CartesianCoordinateWithConfidence**](#CartesianCoordinateWithConfidence)  OPTIONAL<br>
  the optional Z coordinate value with the associated confidence level.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** GeoReference information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
CartesianPosition3dWithConfidence::= SEQUENCE{    
    xCoordinate    CartesianCoordinateWithConfidence, 
    yCoordinate    CartesianCoordinateWithConfidence, 
    zCoordinate    CartesianCoordinateWithConfidence OPTIONAL
}
```

### <a name="CauseCode"></a>CauseCode
This DF is a representation of the cause code value of a traffic event. 

 It shall include the following components:

* _causeCode_ of type [**CauseCodeType**](#CauseCodeType) <br>
  the main cause of a detected event. 

* _subCauseCode_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
  the subordinate cause of a detected event. 

The semantics of the entire DF are completely defined by the component causeCode. The interpretation of the subCauseCode may 
 provide additional information that is not strictly necessary to understand the causeCode itself, and is therefore optional.

&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Traffic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Editorial update in V2.1.1_

>>>
NOTE:&emsp;this DF is kept for backwards compatibility reasons only. It is recommended to use the [**CauseCodeV2**](#CauseCodeV2) instead.
>>>

```asn1
CauseCode ::= SEQUENCE {
    causeCode       CauseCodeType,
    subCauseCode    SubCauseCodeType,
    ...
}
```

### <a name="CauseCodeChoice"></a>CauseCodeChoice
This DF is a representation of the cause code value and associated sub cause code value of a traffic event. 

 The following options are available:
 - 0                                                        - reserved for future use,
 - 1  - `trafficCondition1`                                 - in case the type of event is an abnormal traffic condition,
 - 2  - `accident2`                                         - in case the type of event is a road accident,
 - 3  - `roadworks3`                                        - in case the type of event is roadwork,
 - 4                                                        - reserved for future usage,
 - 5  - `impassability5`                                    - in case the  type of event is unmanaged road blocking, referring to any
                                                              blocking of a road, partial or total, which has not been adequately secured and signposted,
 - 6  - `adverseWeatherCondition-Adhesion6`                 - in case the  type of event is low adhesion,
 - 7  - `aquaplaning7`                                      - danger of aquaplaning on the road,
 - 8                                                        - reserved for future usage,
 - 9  - `hazardousLocation-SurfaceCondition9`               - in case the type of event is abnormal road surface condition,
 - 10 - `hazardousLocation-ObstacleOnTheRoad10`             - in case the type of event is obstacle on the road,
 - 11 - `hazardousLocation-AnimalOnTheRoad11`               - in case the type of event is animal on the road,
 - 12 - `humanPresenceOnTheRoad`                            - in case the type of event is presence of human vulnerable road user on the road,
 - 13                                                       - reserved for future usage,
 - 14 - `wrongWayDriving14`                                 - in case the type of the event is vehicle driving in wrong way,
 - 15 - `rescueAndRecoveryWorkInProgress15`                 - in case the type of event is rescue and recovery work for accident or for a road hazard in progress,
 - 16                                                       - reserved for future usage,
 - 17 - `adverseWeatherCondition-ExtremeWeatherCondition17` - in case the type of event is extreme weather condition,
 - 18 - `adverseWeatherCondition-Visibility18`              - in case the type of event is low visibility,
 - 19 - `adverseWeatherCondition-Precipitation19`           - in case the type of event is precipitation,
 - 20 - `violence20`                                        - in case the the type of event is human violence on or near the road,
 - 21-25                                                    - reserved for future usage,
 - 26 - `slowVehicle26`                                     - in case the type of event is slow vehicle driving on the road,
 - 27 - `dangerousEndOfQueue27`                             - in case the type of event is dangerous end of vehicle queue,
 - 28 - `publicTransportVehicleApproaching                  - in case the type of event is a public transport vehicle approaching, with a priority defined by applicable traffic regulations,
 - 29-90                                                    - are reserved for future usage,
 - 91 - `vehicleBreakdown91`                                - in case the type of event is break down vehicle on the road,
 - 92 - `postCrash92`                                       - in case the type of event is a detected crash,
 - 93 - `humanProblem93`                                    - in case the type of event is human health problem in vehicles involved in traffic,
 - 94 - `stationaryVehicle94`                               - in case the type of event is stationary vehicle,
 - 95 - `emergencyVehicleApproaching95`                     - in case the type of event is an approaching vehicle operating on a mission for which the 
                                                                applicable traffic regulations provide it with defined priority rights in traffic. 
 - 96 - `hazardousLocation-DangerousCurve96`                - in case the type of event is dangerous curve,
 - 97 - `collisionRisk97`                                   - in case the type of event is a collision risk,
 - 98 - `signalViolation98`                                 - in case the type of event is signal violation,
 - 99 - `dangerousSituation99`                              - in case the type of event is dangerous situation in which autonomous safety system in vehicle 
                                                              is activated,
 - 100 - `railwayLevelCrossing100`                          - in case the type of event is a railway level crossing. 
 - 101-255                                                  - are reserved for future usage.

* _reserved0_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _trafficCondition1_ of type [**TrafficConditionSubCauseCode**](#TrafficConditionSubCauseCode) <br>
* _accident2_ of type [**AccidentSubCauseCode**](#AccidentSubCauseCode) <br>
* _roadworks3_ of type [**RoadworksSubCauseCode**](#RoadworksSubCauseCode) <br>
* _reserved4_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _impassability5_ of type [**ImpassabilitySubCauseCode**](#ImpassabilitySubCauseCode) <br>
* _adverseWeatherCondition-Adhesion6_ of type [**AdverseWeatherCondition-AdhesionSubCauseCode**](#AdverseWeatherCondition-AdhesionSubCauseCode) <br>
* _aquaplaning7_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved8_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _hazardousLocation-SurfaceCondition9_ of type [**HazardousLocation-SurfaceConditionSubCauseCode**](#HazardousLocation-SurfaceConditionSubCauseCode) <br>
* _hazardousLocation-ObstacleOnTheRoad10_ of type [**HazardousLocation-ObstacleOnTheRoadSubCauseCode**](#HazardousLocation-ObstacleOnTheRoadSubCauseCode) <br>
* _hazardousLocation-AnimalOnTheRoad11_ of type [**HazardousLocation-AnimalOnTheRoadSubCauseCode**](#HazardousLocation-AnimalOnTheRoadSubCauseCode) <br>
* _humanPresenceOnTheRoad12_ of type [**HumanPresenceOnTheRoadSubCauseCode**](#HumanPresenceOnTheRoadSubCauseCode) <br>
* _reserved13_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _wrongWayDriving14_ of type [**WrongWayDrivingSubCauseCode**](#WrongWayDrivingSubCauseCode) <br>
* _rescueAndRecoveryWorkInProgress15_ of type [**RescueAndRecoveryWorkInProgressSubCauseCode**](#RescueAndRecoveryWorkInProgressSubCauseCode) <br>
* _reserved16_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _adverseWeatherCondition-ExtremeWeatherCondition17_ of type [**AdverseWeatherCondition-ExtremeWeatherConditionSubCauseCode**](#AdverseWeatherCondition-ExtremeWeatherConditionSubCauseCode) <br>
* _adverseWeatherCondition-Visibility18_ of type [**AdverseWeatherCondition-VisibilitySubCauseCode**](#AdverseWeatherCondition-VisibilitySubCauseCode) <br>
* _adverseWeatherCondition-Precipitation19_ of type [**AdverseWeatherCondition-PrecipitationSubCauseCode**](#AdverseWeatherCondition-PrecipitationSubCauseCode) <br>
* _violence20_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved21_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved22_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved23_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved24_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved25_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _slowVehicle26_ of type [**SlowVehicleSubCauseCode**](#SlowVehicleSubCauseCode) <br>
* _dangerousEndOfQueue27_ of type [**DangerousEndOfQueueSubCauseCode**](#DangerousEndOfQueueSubCauseCode) <br>
* _publicTransportVehicleApproaching28_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved29_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved30_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved31_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved32_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved33_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved34_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved35_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved36_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved37_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved38_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved39_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved40_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved41_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved42_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved43_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved44_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved45_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved46_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved47_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved48_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved49_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved50_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved51_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved52_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved53_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved54_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved55_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved56_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved57_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved58_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved59_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved60_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved61_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved62_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved63_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved64_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved65_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved66_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved67_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved68_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved69_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved70_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved71_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved72_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved73_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved74_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved75_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved76_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved77_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved78_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved79_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved80_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved81_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved82_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved83_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved84_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved85_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved86_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved87_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved88_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved89_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved90_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _vehicleBreakdown91_ of type [**VehicleBreakdownSubCauseCode**](#VehicleBreakdownSubCauseCode) <br>
* _postCrash92_ of type [**PostCrashSubCauseCode**](#PostCrashSubCauseCode) <br>
* _humanProblem93_ of type [**HumanProblemSubCauseCode**](#HumanProblemSubCauseCode) <br>
* _stationaryVehicle94_ of type [**StationaryVehicleSubCauseCode**](#StationaryVehicleSubCauseCode) <br>
* _emergencyVehicleApproaching95_ of type [**EmergencyVehicleApproachingSubCauseCode**](#EmergencyVehicleApproachingSubCauseCode) <br>
* _hazardousLocation-DangerousCurve96_ of type [**HazardousLocation-DangerousCurveSubCauseCode**](#HazardousLocation-DangerousCurveSubCauseCode) <br>
* _collisionRisk97_ of type [**CollisionRiskSubCauseCode**](#CollisionRiskSubCauseCode) <br>
* _signalViolation98_ of type [**SignalViolationSubCauseCode**](#SignalViolationSubCauseCode) <br>
* _dangerousSituation99_ of type [**DangerousSituationSubCauseCode**](#DangerousSituationSubCauseCode) <br>
* _railwayLevelCrossing100_ of type [**RailwayLevelCrossingSubCauseCode**](#RailwayLevelCrossingSubCauseCode) <br>
* _reserved101_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved102_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved103_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved104_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved105_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved106_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved107_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved108_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved109_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved110_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved111_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved112_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved113_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved114_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved115_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved116_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved117_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved118_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved119_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved120_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved121_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved122_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved123_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved124_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved125_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved126_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved127_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>
* _reserved128_ of type [**SubCauseCodeType**](#SubCauseCodeType) <br>

&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Traffic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1, the type of impassability5 changed to ImpassabilitySubCauseCode in V2.2.1, value 28 added in V2.2.1, definition of value 12 and 95 changed in V2.2.1_

>>>
NOTE:&emsp;this DF is defined for use as part of CauseCodeV2. It is recommended to use CauseCodeV2.
>>>

```asn1
CauseCodeChoice::= CHOICE {
    reserved0                                          SubCauseCodeType,
    trafficCondition1                                  TrafficConditionSubCauseCode,
    accident2                                          AccidentSubCauseCode,
    roadworks3                                         RoadworksSubCauseCode,
    reserved4                                          SubCauseCodeType,
    impassability5                                     ImpassabilitySubCauseCode,
    adverseWeatherCondition-Adhesion6                  AdverseWeatherCondition-AdhesionSubCauseCode,
    aquaplaning7                                       SubCauseCodeType,
    reserved8                                          SubCauseCodeType,
    hazardousLocation-SurfaceCondition9                HazardousLocation-SurfaceConditionSubCauseCode,
    hazardousLocation-ObstacleOnTheRoad10              HazardousLocation-ObstacleOnTheRoadSubCauseCode,
    hazardousLocation-AnimalOnTheRoad11                HazardousLocation-AnimalOnTheRoadSubCauseCode,
    humanPresenceOnTheRoad12                           HumanPresenceOnTheRoadSubCauseCode,
    reserved13                                         SubCauseCodeType,
    wrongWayDriving14                                  WrongWayDrivingSubCauseCode,
    rescueAndRecoveryWorkInProgress15                  RescueAndRecoveryWorkInProgressSubCauseCode,
    reserved16                                         SubCauseCodeType,
    adverseWeatherCondition-ExtremeWeatherCondition17  AdverseWeatherCondition-ExtremeWeatherConditionSubCauseCode,
    adverseWeatherCondition-Visibility18               AdverseWeatherCondition-VisibilitySubCauseCode,
    adverseWeatherCondition-Precipitation19            AdverseWeatherCondition-PrecipitationSubCauseCode,
    violence20                                         SubCauseCodeType,
    reserved21                                         SubCauseCodeType,
    reserved22                                         SubCauseCodeType,
    reserved23                                         SubCauseCodeType,
    reserved24                                         SubCauseCodeType,
    reserved25                                         SubCauseCodeType,
    slowVehicle26                                      SlowVehicleSubCauseCode,
    dangerousEndOfQueue27                              DangerousEndOfQueueSubCauseCode,
    publicTransportVehicleApproaching28                SubCauseCodeType,
    reserved29                                         SubCauseCodeType,
    reserved30                                         SubCauseCodeType,
    reserved31                                         SubCauseCodeType,
    reserved32                                         SubCauseCodeType,
    reserved33                                         SubCauseCodeType,
    reserved34                                         SubCauseCodeType,
    reserved35                                         SubCauseCodeType,
    reserved36                                         SubCauseCodeType,
    reserved37                                         SubCauseCodeType,
    reserved38                                         SubCauseCodeType,
    reserved39                                         SubCauseCodeType,
    reserved40                                         SubCauseCodeType,
    reserved41                                         SubCauseCodeType,
    reserved42                                         SubCauseCodeType,
    reserved43                                         SubCauseCodeType,
    reserved44                                         SubCauseCodeType,
    reserved45                                         SubCauseCodeType,
    reserved46                                         SubCauseCodeType,
    reserved47                                         SubCauseCodeType,
    reserved48                                         SubCauseCodeType,
    reserved49                                         SubCauseCodeType,
    reserved50                                         SubCauseCodeType,
    reserved51                                         SubCauseCodeType,
    reserved52                                         SubCauseCodeType,
    reserved53                                         SubCauseCodeType,
    reserved54                                         SubCauseCodeType,
    reserved55                                         SubCauseCodeType,
    reserved56                                         SubCauseCodeType,
    reserved57                                         SubCauseCodeType,
    reserved58                                         SubCauseCodeType,   
    reserved59                                         SubCauseCodeType, 
    reserved60                                         SubCauseCodeType,
    reserved61                                         SubCauseCodeType,
    reserved62                                         SubCauseCodeType,
    reserved63                                         SubCauseCodeType,
    reserved64                                         SubCauseCodeType,
    reserved65                                         SubCauseCodeType,
    reserved66                                         SubCauseCodeType,    
    reserved67                                         SubCauseCodeType,
    reserved68                                         SubCauseCodeType,
    reserved69                                         SubCauseCodeType,
    reserved70                                         SubCauseCodeType,
    reserved71                                         SubCauseCodeType,
    reserved72                                         SubCauseCodeType,
    reserved73                                         SubCauseCodeType,
    reserved74                                         SubCauseCodeType,
    reserved75                                         SubCauseCodeType,
    reserved76                                         SubCauseCodeType,
    reserved77                                         SubCauseCodeType,
    reserved78                                         SubCauseCodeType,
    reserved79                                         SubCauseCodeType,
    reserved80                                         SubCauseCodeType,
    reserved81                                         SubCauseCodeType,
    reserved82                                         SubCauseCodeType,
    reserved83                                         SubCauseCodeType,
    reserved84                                         SubCauseCodeType,
    reserved85                                         SubCauseCodeType,
    reserved86                                         SubCauseCodeType,
    reserved87                                         SubCauseCodeType,
    reserved88                                         SubCauseCodeType,
    reserved89                                         SubCauseCodeType,
    reserved90                                         SubCauseCodeType,
    vehicleBreakdown91                                 VehicleBreakdownSubCauseCode,
    postCrash92                                        PostCrashSubCauseCode,
    humanProblem93                                     HumanProblemSubCauseCode,
    stationaryVehicle94                                StationaryVehicleSubCauseCode,
    emergencyVehicleApproaching95                      EmergencyVehicleApproachingSubCauseCode,
    hazardousLocation-DangerousCurve96                 HazardousLocation-DangerousCurveSubCauseCode,
    collisionRisk97                                    CollisionRiskSubCauseCode,
    signalViolation98                                  SignalViolationSubCauseCode,
    dangerousSituation99                               DangerousSituationSubCauseCode,
    railwayLevelCrossing100                            RailwayLevelCrossingSubCauseCode,
    reserved101                                        SubCauseCodeType,
    reserved102                                        SubCauseCodeType,
    reserved103                                        SubCauseCodeType,
    reserved104                                        SubCauseCodeType,
    reserved105                                        SubCauseCodeType,
    reserved106                                        SubCauseCodeType,
    reserved107                                        SubCauseCodeType,
    reserved108                                        SubCauseCodeType,
    reserved109                                        SubCauseCodeType,
    reserved110                                        SubCauseCodeType,
    reserved111                                        SubCauseCodeType,
    reserved112                                        SubCauseCodeType,
    reserved113                                        SubCauseCodeType,
    reserved114                                        SubCauseCodeType,
    reserved115                                        SubCauseCodeType,
    reserved116                                        SubCauseCodeType,
    reserved117                                        SubCauseCodeType,
    reserved118                                        SubCauseCodeType,
    reserved119                                        SubCauseCodeType,
    reserved120                                        SubCauseCodeType,
    reserved121                                        SubCauseCodeType,
    reserved122                                        SubCauseCodeType,
    reserved123                                        SubCauseCodeType,
    reserved124                                        SubCauseCodeType,
    reserved125                                        SubCauseCodeType,
    reserved126                                        SubCauseCodeType,
    reserved127                                        SubCauseCodeType,
    reserved128                                        SubCauseCodeType
  }
```

### <a name="CauseCodeV2"></a>CauseCodeV2
This DF is an alternative representation of the cause code value of a traffic event. 

 It shall include the following components:

* _ccAndScc_ of type [**CauseCodeChoice**](#CauseCodeChoice) <br>
  the main cause of a detected event. Each entry is of a different type and represents the sub cause code.
   The semantics of the entire DF are completely defined by the choice value which represents the cause code value. 
   The interpretation of the sub cause code value may provide additional information that is not strictly necessary to understand 
   the cause code itself, and is therefore optional.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Traffic information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1, description amended in V2.2.1_
```asn1
CauseCodeV2 ::= SEQUENCE {
    ccAndScc    CauseCodeChoice,
    ...
}
```

### <a name="CenDsrcTollingZone"></a>CenDsrcTollingZone
The DF describes the position of a CEN DSRC road side equipment.

 It shall include the following components:

* _protectedZoneLatitude_ of type [**Latitude**](#Latitude) <br>
  the latitude of the CEN DSRC road side equipment.

* _protectedZoneLongitude_ of type [**Longitude**](#Longitude) <br>
  the latitude of the CEN DSRC road side equipment. 

* _cenDsrcTollingZoneId_ of type [**ProtectedZoneId**](#ProtectedZoneId)  OPTIONAL<br>
* cenDsrcTollingZoneID<br>
  the optional ID of the CEN DSRC road side equipment.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Infrastructure information Communication information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _revised in V2.1.1 (cenDsrcTollingZoneId is directly of type ProtectedZoneId)_
```asn1
CenDsrcTollingZone ::= SEQUENCE {
    protectedZoneLatitude     Latitude,
    protectedZoneLongitude    Longitude,
    cenDsrcTollingZoneId      ProtectedZoneId OPTIONAL,
    ...
}
```

### <a name="CircularShape"></a>CircularShape
This DF represents the shape of a circular area or a right cylinder that is centred on the shape's reference point. 

 It shall include the following components:

* _shapeReferencePoint_ of type [**CartesianPosition3d**](#CartesianPosition3d)  OPTIONAL<br>
  optional reference point that represents the centre of the circle, relative to an externally specified reference position. 
   If this component is absent, the externally specified reference position represents the shape's reference point. 

* _radius_ of type [**StandardLength12b**](#StandardLength12b) <br>
  the radius of the circular area.

* _height_ of type [**StandardLength12b**](#StandardLength12b)  OPTIONAL<br>
  the optional height, present if the shape is a right cylinder extending in the positive z-axis. 


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** GeoReference information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
CircularShape ::= SEQUENCE {
    shapeReferencePoint    CartesianPosition3d OPTIONAL,
    radius                 StandardLength12b,
    height                 StandardLength12b OPTIONAL
}
```

### <a name="ClosedLanes"></a>ClosedLanes
This DF indicates the opening/closure status of the lanes of a carriageway.

 It shall include the following components:

* _innerhardShoulderStatus_ of type [**HardShoulderStatus**](#HardShoulderStatus)  OPTIONAL<br>
  this information is optional and shall be included if an inner hard shoulder is present and the information is known.
   It indicates the open/closing status of inner hard shoulder lanes. 

* _outerhardShoulderStatus_ of type [**HardShoulderStatus**](#HardShoulderStatus)  OPTIONAL<br>
  this information is optional and shall be included if an outer hard shoulder is present and the information is known.
   It indicates the open/closing status of outer hard shoulder lanes. 

* _drivingLaneStatus_ of type [**DrivingLaneStatus**](#DrivingLaneStatus)  OPTIONAL<br>
  this information is optional and shall be included if the information is known.
   It indicates the open/closing status of driving lanes. 
   For carriageways with more than 13 driving lanes, the drivingLaneStatus component shall not be present.


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Infrastructure information Road topology information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Description revised in V2.1.1_
```asn1
ClosedLanes ::= SEQUENCE {
    innerhardShoulderStatus    HardShoulderStatus OPTIONAL,
    outerhardShoulderStatus    HardShoulderStatus OPTIONAL,
    drivingLaneStatus          DrivingLaneStatus OPTIONAL,
    ...
}
```

### <a name="ClusterBreakupInfo"></a>ClusterBreakupInfo
This DF provides information about the breakup of a cluster.

 It shall include the following components:

* _clusterBreakupReason_ of type [**ClusterBreakupReason**](#ClusterBreakupReason) <br>
  indicates the reason for breakup.

* _breakupTime_ of type [**DeltaTimeQuarterSecond**](#DeltaTimeQuarterSecond) <br>
  indicates the time of breakup. 


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Cluster Information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
ClusterBreakupInfo ::= SEQUENCE {
    clusterBreakupReason    ClusterBreakupReason,
    breakupTime             DeltaTimeQuarterSecond,
    ...
}
```

### <a name="ClusterJoinInfo"></a>ClusterJoinInfo
This DF provides information about the joining of a cluster.

 It shall include the following components:

* _clusterId_ of type [**Identifier1B**](#Identifier1B) <br>
  indicates the identifier of the cluster.

* _joinTime_ of type [**DeltaTimeQuarterSecond**](#DeltaTimeQuarterSecond) <br>
  indicates the time of joining. 


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Cluster Information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
ClusterJoinInfo ::= SEQUENCE {
    clusterId    Identifier1B,
    joinTime     DeltaTimeQuarterSecond,
    ...
}
```

### <a name="ClusterLeaveInfo"></a>ClusterLeaveInfo
The DF provides information about the leaving of a cluster.

 It shall include the following components:

* _clusterId_ of type [**Identifier1B**](#Identifier1B) <br>
  indicates the cluster.

* _clusterLeaveReason_ of type [**ClusterLeaveReason**](#ClusterLeaveReason) <br>
  indicates the reason for leaving. 


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Cluster Information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
ClusterLeaveInfo ::= SEQUENCE {
    clusterId             Identifier1B,
    clusterLeaveReason    ClusterLeaveReason,
    ...
}
```

### <a name="CorrelationColumn"></a>CorrelationColumn
This DF represents a column of a lower triangular positive semi-definite matrix and consists of a list of correlation cell values ordered by rows.
 Given a matrix "A" of size n x n, the number of columns to be included in the lower triangular matrix is k=n-1.
 Each column "i" of the lower triangular matrix then contains k-(i-1) values (ordered by rows from 1 to n-1), where "i" refers to the column number count
 starting at 1 from the left.

&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Sensing Information 

&nbsp;&nbsp;&nbsp;&nbsp;**Revision:** _Created in V2.1.1_
```asn1
CorrelationColumn ::= SEQUENCE SIZE (1..13,...) OF CorrelationCellValue
```

### <a name="Curvature"></a>Curvature
This DF represents the curvature of the vehicle trajectory and the associated confidence value.
 The curvature detected by a vehicle represents the curvature of actual vehicle trajectory.

 It shall include the following components:

* _curvatureValue_ of type [**CurvatureValue**](#CurvatureValue) <br>
  Detected curvature of the vehicle trajectory.

* _curvatureConfidence_ of type [**CurvatureConfidence**](#CurvatureConfidence) <br>
  along with a confidence value of the curvature value with a predefined confidence level. 


&nbsp;&nbsp;&nbsp;&nbsp;**Categories:** Vehicle information